Unit 3 Is this your pencil? Section B 2a-2c课件(共41张PPT)

(共41张PPT)
Section B (2a-2c)
Unit 3
Is this your pencil
Brainstorming
What school things do you know
eraser
book
pen
pencil
dictionary
Write the school things you know.
pen ruler
notebook
schoolbag
school ID card
watch
pencil box
I me my mine
you yours
her hers
he him
she
you
his
Complete the chart with pronouns.
your
her
his
类别
第一人称
第二人称
第三人称
第三人称
人称代
词主格
人称代
词宾格
形容词性物主代词
名词性物主代词
1. 人称代词宾格
me (我)，you (你)，him (他)，her (她)， it (它)等是人称代词的宾格形式，他们常跟在介词或动词后面作宾语。如：
Thank ____. 谢谢你！
Excuse ____. 打扰了。
How do you spell _____ 怎样拼写？
Please ask ____ for help. 请向她请求帮助。
Call ____ at 569-3219.
打电话569-3219找他。
you
me
her
him
it
Look at the picture and write conversations.
1.Where are they
2.What are they doing
They are at the Lost and Found case.
They are looking for lost things
3.What can they see at the Lost and found case
They can see …
A: ______________________
B: ______________________
A: ______________________
B: ______________________
A: ______________________
B: ______________________
2
3
4
No, they aren’t.
Are those your pencils
Is this your key
Yes, it is. It’s mine.
Is that your watch
Yes, it is. It’s mine.
1
A: Is that your schoolbag
B: No, it isn’t.
Show Time
A: Is that your schoolbag
B: No, it isn’t…
____________________________________________
____________________________________________
____________________________________________
eraser
keys
pencil
ruler
pen
book
Write the things you lose easily.
2a
How can we find lost things at school
ask the teacher for help
ask classmates for help
send a message online
go to the Lost and Found
put up a notice
张贴告示
1. What are these
They are notices.
2. Where can we see these notices in our school
on the board.
3. What are the notices about
2b
Lin Hai,
A computer game is in the school library. Is it yours？Ask the teacher for it.
Mike
Read and circle the lost things.
Is this your watch
My phone number is 495-3539. Call me.
John
2b
Read and circle the lost things.
Found:
Some keys are in
Classroom 7E.
Are they yours E-mail me at maryg2@.
Lost:
I lost my school ID card. I must find it. Call me at 685-6034. Thanks.
Tom
Items
Lost
Found
ID card
watch
keys
computer game
√
√
√
√
2c
Read the notices again and write down the items. Then check (√ ) Lost or Found.
Read and answer my questions.
2c
1.Who found a computer game
2.If you lost your watch, what can you do
3.Who lost ID card How to contact the owner
4. Where are the keys
Mike.
Call John at 495-3539.
Tom.
Call him at 685-6034.
They are in Classroom 7E.
2c
My name is Lin Hai. I can’t find my computer. Where is it
It’s in the school library.
How can I find it
You can ask the teacher for it.
2c
Where are my keys I lost my keys.
They’re in Classroom 7E.
How can I get them back
You can send an e-mail at marygz@.
2c
Do you see my watch Can you help me find it
You can call John at 495-3539
2c
It must be Tom’s. How can I contact him
You can call him at 685-6034.
Language points
1.Ask the teacher for it.去老师那里拿。
ask作动词，在此处意为“请求；要求”。
ask还可作“询问”讲，其反义词为answer(回答）。
ask sb. for sth. :向某人索取某物；向某人要某物
如：You can ask him for the dictionary.
Language points
ask相关短语
ask sb a question 问某人一个问题
ask sb (not) to do sth. 要求某人（不要）做某事
ask sb for sth. 向某人要某物
ask sb about sth. 问某人关于某事
Language points
2. Some keys are in Classroom 7E.
作形容词，意为“一些；某些”，既可修饰可数名词复数，又可修饰不可数名词。
作代词，意为“有些；有的”，可用于指代可数名词复数或不可数名词。
Language points
2. Some keys are in Classroom 7E.
I have some friends here.
我在这儿有一些朋友。（修饰可数名词复数）
I’d like some water.我想要点儿水。（ 修饰不可数名词）
I have a few pencils. Some are black and some are red.
我有一些铅笔。有的是黑色，有的是红色。（some作代词）
Language points
some与any的区别
相同点：
都可以表示“一些”，也都可以作定语，修饰可数名词复数和不可数名词。
不同点：
some一般用于肯定句中，any一般用于否定句和疑问句中。
Language points
There are some eggs in the fridge.冰箱里有一些鸡蛋。
There aren't any eggs in the fridge.冰箱里没有鸡蛋。
Would you like some coffee 你想喝点儿咖啡吗
注意：当疑问句表示建议或希望得到对方肯定回答时，用some不用any。
Language points
3.Call me at 685-7788.
call 是动词，在此句中意为“打电话”
call sb. 给某人打电话
call + 电话号码 拨打……（号码）
call sb. at + 电话号码 拨打……（号码）找某人
Call him this afternoon.
Please call 110.
Eg. Call Mary at 236-0396.
Language points
4. E-mail me at maryg2@.
E-mail
动词，意为“给…发电子邮件”。常用短语e-mail sb.at.
作名词时，意为“电子邮件”，其前用不定冠词修饰时应用an，表示“一封”。
I got an e-mail from her.我收到一封她的电子邮件。
Language points
4. E-mail me at maryg2@.
at
此处作介词，意为“（提供电话号码等时使用）按照；根据”，常用于动词call或e-mail后。
可意为“在（某处、某时间或时刻）”。
We arrive here at 2:00 p.m.我们下午两点到达这里。
Language points
5. I must find it.
must：（情态动词）必须,后接动词原形。
You must finish it today. 你一定要在今天完成它。
find作动词，意为“找到；发现”，其过去式和过去分词均为found
You must find your notebook.你一定要找到你的笔记本。
Language points
5. I must find it.
find作动词，意为“找到；发现”，其过去式和过去分词均为found
反义词：lose, 其过去式为lost.
Lost可表示“寻物启事”，Found可表示“失物招领”；"Lost and Found"可表示“失物招领处”。
Language points
6. A set of keys 一串钥匙；一套钥匙
a set of，意为“一套；一副；一组”，后面跟可数名词复数形式。a set of +名词作主语时，谓语动词用单数形式。
Eg.
Linda gives me a set of stamps. 琳达给了我一套邮票。
A set of keys is on the table. 桌子上有一串钥匙
宾语
主语
Exercises
一、根据句意及汉语提示完成句子
1. __________(要求) your brother to come here.
2. Two __________(图书馆) are in our school.
3. Can you find a watch _____(在…… 里)Yang Yang’s room
4. Some books, desks and chairs are in the __________(教室).
5. We can send(发送) _________(电子邮件)on the computer.
Ask
libraries
in
classroom
e-mail
二、单项选择
1. There are _______ pens in the pencil box.
A. one B. some C. a lot D. much
2. Ladies and gentlemen, welcome to Beijing! And if you need any help, please call me ______ 010-55586390.
A. at B. on C. with D. by
√
√
3.Where’s my ruler I can’t _____ it anywhere.
A. look for B. look C.find out D. find
4.Please ask Tom 　　　 here.
A. come　　 B. comes C. to come D. coming
5.—Can I ask _____ you some help
—Yes, please.
A. to B. for C. on D. of
√
√
√
Sonia: Tim, is this ______ eraser
Tim: ____, it is. This is not ____ _______.
____ this your _______
Sonia: Yes, it’s my watch. Is this your ______
Tim: No, it’s not my book. It’s ____ book.
Sonia: OK. Jane, is ______ your book
Jane: Yes, it is. _______ _______.
your
Yes
my
watch
watch
book
her
this
Thank you
Is
三. Fill in the blanks.
四. 变为疑问句
1.This is my clock.
2.That is your ring.
3.These are her books.
4.Those are his oranges.
5.Those are my backpacks.
Is this your clock
Is that your ring
Are these her books
Are those his oranges
Are those your backpacks
1. This is my pencil. (一般疑问句)
2. Is that her eraser (肯定回答及否定回答)
3. This is his backpack. (一般疑问句)
4. That is an eraser. (根据划线部分提问)
Is this your pencil
Yes, it is.
No, it isn’t.
Is this his backpack
What’s that
五.句型转换
A: ______ me, Jack. Is ____ your pen
B: No, it _____. ___ a green pen. _____ is blue.
That’s my eraser.
A: Hi! Tom. Is the green pen ______
C: No. My pen __ black. That’s my pencil.
A: Hello! Sam. Is this your pen
D: Yes, __ is. ______ you!
A: You’re welcome.
六、选词填空(A同学在寻找一些物品的主人)
Excuse
this
isn’t
It’s
Mine
yours
it
Thank
isn’t, this, thank, mine, it, excuse, is, it’s, yours
is
Homework
认真阅读下面 “失物启事”与“招领启事”并完
成后面的句子。
Lost My school ID card. My name is Mike. Please call 263-1412.
Found New watch. Is this your watch Please call Ann. Phone 553-7618.
Thank you !